Fans of the High School Musical trilogy might be disappointed to hear that High School Musical 4, which is currently in the works, is expected to debut as a Disney Channel original movie in 2010...

Fans of the High School Musical trilogy might be disappointed to hear that High School Musical 4, which is currently in the works, is expected to debut as a Disney Channel original movie in 2010... Fans of the High School Musical trilogy might be disappointed to hear that High School Musical 4, which is currently in the works, is expected to debut as a Disney Channel original movie in 2010 without our familiar favorites. That’s right: Zac Efron, Corbin Bleu, and Vanessa Hudgens are out, and a brand new (unannounced) cast is in... what can we expect? Will anyone compare to Zac and the original gang? Sound off!